iTunesLibrary macOS 11.3 to 12.0 API Differences

ITLibPlaylist.h
Added ITLibPlaylist.primary
Added ITLibPlaylistPropertyPrimary
Modified ITLibPlaylist.master
AvailabilityReplacement
FromAvailablenone
ToDeprecatedprimary

Modified ITLibPlaylistPropertyMaster
AvailabilityReplacement
FromAvailablenone
ToDeprecatedITLibPlaylistPropertyPrimary